"I thought I had a good draw and a good chance to get through to the next round.

"I knew it was going to be tough, my first match back, but still I'm super disappointed I lost."

Great Britain hasn't qualified a single player to the second round in Roland Garros for the first time in six years but Watson will be back in both the women's and mixed doubles events - with securing more court time vital before the grass court campaign starts.

"I think being in a match situation and playing matches definitely helps," she added.

"Naturally you want it, so you're trying a lot harder, using your muscles a lot more, rather than in practice when you're more relaxed and playing freely."